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需改ebpf程序探测内核，测试性能，验证想法，更新笔记。

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1iaan
2026-02-13 10:14:41 +00:00
parent 68bb4b3f9c
commit c72314291a
16 changed files with 560 additions and 230 deletions
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10
ebpf/old.c/Makefile
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@@ -1,12 +1,12 @@
# SPDX-License-Identifier: (LGPL-2.1 OR BSD-2-Clause)
OUTPUT := .output
CLANG ?= clang
LIBBPF_SRC := $(abspath ../../libbpf/src)
BPFTOOL_SRC := $(abspath ../../bpftool/src)
LIBBPF_SRC := $(abspath ../../libbpf-bootstrap/libbpf/src)
BPFTOOL_SRC := $(abspath ../../libbpf-bootstrap/bpftool/src)
LIBBPF_OBJ := $(abspath $(OUTPUT)/libbpf.a)
BPFTOOL_OUTPUT ?= $(abspath $(OUTPUT)/bpftool)
BPFTOOL ?= $(BPFTOOL_OUTPUT)/bootstrap/bpftool
LIBBLAZESYM_SRC := $(abspath ../../blazesym/)
LIBBLAZESYM_SRC := $(abspath ../../libbpf-bootstrap/blazesym/)
LIBBLAZESYM_INC := $(abspath $(LIBBLAZESYM_SRC)/capi/include)
LIBBLAZESYM_OBJ := $(abspath $(OUTPUT)/libblazesym_c.a)
ARCH ?= $(shell uname -m | sed 's/x86_64/x86/' \
@@ -16,11 +16,11 @@ ARCH ?= $(shell uname -m | sed 's/x86_64/x86/' \
| sed 's/mips.*/mips/' \
| sed 's/riscv64/riscv/' \
| sed 's/loongarch64/loongarch/')
VMLINUX := ../../vmlinux.h/include/$(ARCH)/vmlinux.h
VMLINUX := ../../libbpf-bootstrap/vmlinux.h/include/$(ARCH)/vmlinux.h
# Use our own libbpf API headers and Linux UAPI headers distributed with
# libbpf to avoid dependency on system-wide headers, which could be missing or
# outdated
INCLUDES := -I$(OUTPUT) -I../../libbpf/include/uapi -I$(dir $(VMLINUX)) -I$(LIBBLAZESYM_INC)
INCLUDES := -I$(OUTPUT) -I../../libbpf-bootstrap/libbpf/include/uapi -I$(dir $(VMLINUX)) -I$(LIBBLAZESYM_INC)
CFLAGS := -g -Wall
ALL_LDFLAGS := $(LDFLAGS) $(EXTRA_LDFLAGS)